No abstract available
MeSH terms
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Arthritis, Rheumatoid / diagnosis*
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Arthritis, Rheumatoid / economics
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Arthritis, Rheumatoid / physiopathology
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Health Care Costs
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Health Status*
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Humans
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Joints / pathology*
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Joints / physiopathology
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Observer Variation
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Reproducibility of Results
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Self-Assessment
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Severity of Illness Index*
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Spondylitis, Ankylosing / diagnosis*
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Spondylitis, Ankylosing / economics
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Spondylitis, Ankylosing / physiopathology